Tiffin HUC8 04100006
A 2,014 km² sub-basin of the Great Lakes region in MI, OH. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
80
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 4 reporting
Median flow
329%
p81 of record
Water assets
363
1 springs · 156 wells
USGS gauges (5)
- Unnamed Tributary to Lost Creek near Farmer OH041854400 cfsp77 · above normal
- Bean Creek at Powers OH0418450058 cfsp78 · above normal
- Tiffin River at Stryker OH04185000146 cfsp84 · above normal
- Tiffin River near Evansport OH04185318228 cfsp90 · above normal
- LIME CREEK AT RANGER HIGHWAY NEAR MORENCI, MI04184367813 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 0 | 0 | 0/4 | p81 |
| 2026-10-20 | 0 | 0 | 0/4 | p84 |
| 2026-10-19 | 0 | 0 | 0/4 | p86 |
| 2026-10-18 | 0 | 0 | 0/4 | p88 |
| 2026-10-17 | 0 | 0 | 0/4 | p92 |
| 2026-10-16 | 0 | 0 | 0/4 | p93 |
| 2026-10-15 | 0 | 0 | 0/4 | p91 |
| 2026-10-14 | 0 | 0 | 0/4 | p77 |
| 2026-10-13 | 0 | 0 | 0/4 | p78 |
| 2026-10-12 | 0 | 0 | 0/4 | p80 |
| 2026-10-11 | 0 | 0 | 0/4 | p83 |
| 2026-10-10 | 0 | 0 | 0/4 | p83 |
| 2026-10-09 | 0 | 0 | 0/4 | p84 |
| 2026-10-08 | 0 | 0 | 0/4 | p88 |
Top water assets
- 66Harrison Lake Damreservoir
- 65Addison Mill Pond Damreservoir
- 65Tiffin River At Stryker Ohriver
- 65Oxbow Lake Damreservoir
- 65Bean Creek At Powers Ohriver
- 65Unnamed Tributary To Lost Creek Near Farmer Ohriver
- 65South Central Wwt Lagoonreservoir
- 65Manitou Properties Dam 2reservoir
- 65Tiffin River Near Evansport Ohriver
- 65Manitou Properties Dam 1reservoir